import java.util.*;
public class Main6 {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        String id = sc.next();
        if(id.length()!=10){
            System.out.println("no exist");
            return;
        }
        String tmp = id.substring(0,4);
        if(tmp.equals("5001")){
            System.out.println(id+" 计算机科学与技术");
        }else if(tmp.equals("5013")){
            System.out.println(id+" 信息安全");
        }else if(tmp.equals("5004")){
            System.out.println(id+" 数字媒体技术");
        }else if(tmp.equals("5005")){
            System.out.println(id+" 网络工程");
        }else if(tmp.equals("5006")){
            System.out.println(id+" 物联网工程");
        }else{
            System.out.println("no exist");
        }


        sc.close();
    }
}
